import { BlockEnum } from '../../types'
import type { NodeDefault } from '../../types'
import { type HtmlExtractorNodeType } from './types'
import { ALL_CHAT_AVAILABLE_BLOCKS, ALL_COMPLETION_AVAILABLE_BLOCKS } from '@/components/workflow/constants'

const i18nPrefix = 'workflow.errorMsg'

const nodeDefault: NodeDefault<HtmlExtractorNodeType> = {
  defaultValue: {
    url: '',
    selector: '',
    outputs: {},
  },
  getAvailablePrevNodes(isChatMode: boolean) {
    const nodes = isChatMode
      ? ALL_CHAT_AVAILABLE_BLOCKS
      : ALL_COMPLETION_AVAILABLE_BLOCKS.filter(type => type !== BlockEnum.End)
    return nodes
  },
  getAvailableNextNodes(isChatMode: boolean) {
    const nodes = isChatMode ? ALL_CHAT_AVAILABLE_BLOCKS : ALL_COMPLETION_AVAILABLE_BLOCKS
    return nodes
  },
  checkValid(payload: HtmlExtractorNodeType, t: any) {
    let errorMessages = ''
    const { url, selector } = payload
    if (!errorMessages && !url)
      errorMessages = t(`${i18nPrefix}.fieldRequired`, { field: t(`${i18nPrefix}.fields.url`) })
    if (!errorMessages && !selector)
      errorMessages = t(`${i18nPrefix}.fieldRequired`, { field: t(`${i18nPrefix}.fields.selector`) })

    return {
      isValid: !errorMessages,
      errorMessage: errorMessages,
    }
  },

}

export default nodeDefault
